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-rw-r--r--logger.c191
1 files changed, 95 insertions, 96 deletions
diff --git a/logger.c b/logger.c
index aab95b984..a9e0afcc8 100644
--- a/logger.c
+++ b/logger.c
@@ -1,3 +1,4 @@
+/* vi: set sw=4 ts=4: */
/*
* Mini logger implementation for busybox
*
@@ -39,21 +40,22 @@
*/
#include <sys/syslog.h>
typedef struct _code {
- char *c_name;
- int c_val;
+ char *c_name;
+ int c_val;
} CODE;
extern CODE prioritynames[];
extern CODE facilitynames[];
#endif
static const char logger_usage[] =
- "logger [OPTION]... [MESSAGE]\n\n"
- "Write MESSAGE to the system log. If MESSAGE is '-', log stdin.\n\n"
- "Options:\n"
- "\t-s\tLog to stderr as well as the system log.\n"
- "\t-t\tLog using the specified tag (defaults to user name).\n"
- "\t-p\tEnter the message with the specified priority.\n"
- "\t\tThis may be numerical or a ``facility.level'' pair.\n";
+ "logger [OPTION]... [MESSAGE]\n\n"
+ "Write MESSAGE to the system log. If MESSAGE is '-', log stdin.\n\n"
+ "Options:\n"
+ "\t-s\tLog to stderr as well as the system log.\n"
+ "\t-t\tLog using the specified tag (defaults to user name).\n"
+
+ "\t-p\tEnter the message with the specified priority.\n"
+ "\t\tThis may be numerical or a ``facility.level'' pair.\n";
/* Decode a symbolic name to a numeric value
@@ -61,20 +63,19 @@ static const char logger_usage[] =
* Copyright (c) 1983, 1993
* The Regents of the University of California. All rights reserved.
*/
-static int
-decode(char* name, CODE* codetab)
+static int decode(char *name, CODE * codetab)
{
- CODE *c;
+ CODE *c;
- if (isdigit(*name))
- return (atoi(name));
- for (c = codetab; c->c_name; c++) {
- if (!strcasecmp(name, c->c_name)) {
- return (c->c_val);
+ if (isdigit(*name))
+ return (atoi(name));
+ for (c = codetab; c->c_name; c++) {
+ if (!strcasecmp(name, c->c_name)) {
+ return (c->c_val);
+ }
}
- }
- return (-1);
+ return (-1);
}
/* Decode a symbolic name to a numeric value
@@ -82,96 +83,94 @@ decode(char* name, CODE* codetab)
* Copyright (c) 1983, 1993
* The Regents of the University of California. All rights reserved.
*/
-static int
-pencode(char* s)
+static int pencode(char *s)
{
- char *save;
- int lev, fac=LOG_USER;
-
- for (save = s; *s && *s != '.'; ++s);
- if (*s) {
- *s = '\0';
- fac = decode(save, facilitynames);
- if (fac < 0) {
- fprintf(stderr, "unknown facility name: %s\n", save);
- exit( FALSE);
+ char *save;
+ int lev, fac = LOG_USER;
+
+ for (save = s; *s && *s != '.'; ++s);
+ if (*s) {
+ *s = '\0';
+ fac = decode(save, facilitynames);
+ if (fac < 0) {
+ fprintf(stderr, "unknown facility name: %s\n", save);
+ exit(FALSE);
+ }
+ *s++ = '.';
+ } else {
+ s = save;
+ }
+ lev = decode(s, prioritynames);
+ if (lev < 0) {
+ fprintf(stderr, "unknown priority name: %s\n", save);
+ exit(FALSE);
}
- *s++ = '.';
- }
- else {
- s = save;
- }
- lev = decode(s, prioritynames);
- if (lev < 0) {
- fprintf(stderr, "unknown priority name: %s\n", save);
- exit( FALSE);
- }
- return ((lev & LOG_PRIMASK) | (fac & LOG_FACMASK));
+ return ((lev & LOG_PRIMASK) | (fac & LOG_FACMASK));
}
extern int logger_main(int argc, char **argv)
{
- int pri = LOG_USER|LOG_NOTICE;
- int option = 0;
- int fromStdinFlag=FALSE;
- int stopLookingAtMeLikeThat=FALSE;
- char *message, buf[1024], name[128];
-
- /* Fill out the name string early (may be overwritten later */
- my_getpwuid(name, geteuid());
-
- /* Parse any options */
- while (--argc > 0 && **(++argv) == '-') {
- if (*((*argv)+1) == '\0') {
- fromStdinFlag=TRUE;
- }
- stopLookingAtMeLikeThat=FALSE;
- while (*(++(*argv)) && stopLookingAtMeLikeThat==FALSE) {
- switch (**argv) {
- case 's':
- option |= LOG_PERROR;
- break;
- case 'p':
- if (--argc == 0) {
- usage(logger_usage);
+ int pri = LOG_USER | LOG_NOTICE;
+ int option = 0;
+ int fromStdinFlag = FALSE;
+ int stopLookingAtMeLikeThat = FALSE;
+ char *message, buf[1024], name[128];
+
+ /* Fill out the name string early (may be overwritten later */
+ my_getpwuid(name, geteuid());
+
+ /* Parse any options */
+ while (--argc > 0 && **(++argv) == '-') {
+ if (*((*argv) + 1) == '\0') {
+ fromStdinFlag = TRUE;
}
- pri = pencode(*(++argv));
- stopLookingAtMeLikeThat=TRUE;
- break;
- case 't':
- if (--argc == 0) {
- usage(logger_usage);
+ stopLookingAtMeLikeThat = FALSE;
+ while (*(++(*argv)) && stopLookingAtMeLikeThat == FALSE) {
+ switch (**argv) {
+ case 's':
+ option |= LOG_PERROR;
+ break;
+ case 'p':
+ if (--argc == 0) {
+ usage(logger_usage);
+ }
+ pri = pencode(*(++argv));
+ stopLookingAtMeLikeThat = TRUE;
+ break;
+ case 't':
+ if (--argc == 0) {
+ usage(logger_usage);
+ }
+ strncpy(name, *(++argv), sizeof(name));
+ stopLookingAtMeLikeThat = TRUE;
+ break;
+ default:
+ usage(logger_usage);
+ }
}
- strncpy(name, *(++argv), sizeof(name));
- stopLookingAtMeLikeThat=TRUE;
- break;
- default:
- usage(logger_usage);
- }
}
- }
- if (fromStdinFlag==TRUE) {
- /* read from stdin */
- int c, i=0;
- while ((c = getc(stdin)) != EOF && i<sizeof(buf)) {
- buf[i++]=c;
- }
- message=buf;
- } else {
- if (argc>=1) {
- message = *argv;
+ if (fromStdinFlag == TRUE) {
+ /* read from stdin */
+ int c, i = 0;
+
+ while ((c = getc(stdin)) != EOF && i < sizeof(buf)) {
+ buf[i++] = c;
+ }
+ message = buf;
} else {
- fprintf(stderr, "No message\n");
- exit( FALSE);
+ if (argc >= 1) {
+ message = *argv;
+ } else {
+ fprintf(stderr, "No message\n");
+ exit(FALSE);
+ }
}
- }
- openlog( name, option, (pri | LOG_FACMASK));
- syslog( pri, message);
- closelog();
+ openlog(name, option, (pri | LOG_FACMASK));
+ syslog(pri, message);
+ closelog();
- exit( TRUE);
+ exit(TRUE);
}
-